Silencer Shape: Underbelly Slip-on. This Scorpion Exhaust is designed to fit Aprilia 125 RS4 2011 2012 2013 2014 2015 2016. These are beautifully hand made performance exhausts. Holding a Scorpion Exhaust is all you need to do to realise you have a well-designed high quality motorcycle exhaust in your hands.
